Chiru is the Head Chef of the legendary 10-star restaurant "Disappearing Cuisine" and is the 15th best chef in the World by the IGO. She succeeded Chiyo as the Head Chef and is a former pupil of Shokurin Temple.

Octo-chan is a large tamed Octomelon currently accompanying the Four Heavenly Kings into the Gourmet World, serving as their method of transportation and also serving as a safe haven for them from the dangers of the Gourmet World.